97493739 has 16 divisors (see below), whose sum is σ = 148938240. Its totient is φ = 55569600.

The previous prime is 97493719. The next prime is 97493741. The reversal of 97493739 is 93739479.

It is not a de Polignac number, because 97493739 - 2⁵ = 97493707 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 97493691 and 97493700.

It is not an unprimeable number, because it can be changed into a prime (97493719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2914 + ... + 14264.

It is an arithmetic number, because the mean of its divisors is an integer number (9308640).

Almost surely, 2^97493739 is an apocalyptic number.

97493739 is a deficient number, since it is larger than the sum of its proper divisors (51444501).

97493739 is a wasteful number, since it uses less digits than its factorization.

97493739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11770.

The product of its digits is 1285956, while the sum is 51.

The square root of 97493739 is about 9873.8917859170. The cubic root of 97493739 is about 460.2483520290.

The spelling of 97493739 in words is "ninety-seven million, four hundred ninety-three thousand, seven hundred thirty-nine".